/* ========================================
   Ask Module Styles - List Page
   Based on Baike Design System
   ======================================== */

/* Layout */
.ask-page {
  --ask-max-width: 1200px;
  --ask-sidebar-width: 300px;
  --ask-gap: var(--space-8);
}

.ask-page .content-wrapper {
  max-width: var(--ask-max-width);
  margin: var(--space-6) auto var(--space-10);
  padding: 0 var(--container-padding, var(--space-6));
  display: grid;
  grid-template-columns: 1fr var(--ask-sidebar-width);
  grid-template-areas:
    "breadcrumb breadcrumb"
    "main sidebar";
  gap: var(--ask-gap);
  align-items: start;
}

.ask-page .breadcrumb-nav {
  grid-area: breadcrumb;
}

.ask-page .main-content {
  grid-area: main;
}

.ask-page .sidebar {
  grid-area: sidebar;
}

@supports not (display: grid) {
  .ask-page .content-wrapper {
    display: flex;
    justify-content: space-between;
  }
  .ask-page .main-content {
    flex: 1;
    margin-right: var(--ask-gap);
  }
  .ask-page .sidebar {
    width: var(--ask-sidebar-width);
    flex-shrink: 0;
  }
}

/* Breadcrumb */
.ask-page .breadcrumb-nav {
    padding: 0;
    margin-bottom: 0;
}

/* Content Section */
.content-section {
    background: var(--color-surface);
    border-radius: 12px;
    padding: var(--space-5);
    overflow: visible;
}

/* Question List */
.question-list {
    display: flex;
    flex-direction: column;
}

/* Question Card */
.question-card {
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition-fast);
}

.question-card:last-child {
    border-bottom: none;
}

.question-card:hover {
    background: var(--color-surface-hover);
}

.question-card .card-link {
    display: block;
    padding: var(--space-4) 0;
    text-decoration: none;
    color: inherit;
}

.question-card .card-title {
    margin: 0 0 var(--space-3);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    line-height: var(--line-height-snug);
}

.question-card .card-excerpt {
    margin: 0 0 var(--space-3);
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.5;
    display: block;
    overflow: hidden;
    max-height: 4.5em;
}

.question-card .card-author {
    color: var(--color-text-muted);
    font-weight: var(--font-weight-medium);
}

.question-card .card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* Filter Bar */
.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-border);
}

.filter-left {
    display: flex;
    gap: var(--space-2);
}

.filter-btn {
    padding: var(--space-2) var(--space-4);
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    font-family: var(--font-sans);
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.filter-btn:hover {
    background: var(--color-surface-hover);
    color: var(--color-text-primary);
}

.filter-btn.active {
    background: var(--color-accent-light);
    color: var(--color-accent);
    font-weight: var(--font-weight-medium);
}

.filter-right {
    position: relative;
}

.filter-dropdown__btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-surface);
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    font-family: var(--font-sans);
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.filter-dropdown__btn:hover {
    border-color: var(--color-accent);
}

.filter-dropdown__menu {
    display: none;
    position: absolute;
    top: calc(100% + var(--space-2));
    right: 0;
    min-width: 120px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
    overflow: hidden;
}

.filter-dropdown__menu.is-active {
    display: block;
}

.filter-dropdown__item {
    display: block;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    font-family: var(--font-sans);
    text-align: left;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.filter-dropdown__item:hover {
    background: var(--color-surface-hover);
}

.filter-dropdown__item.active {
    color: var(--color-accent);
    font-weight: var(--font-weight-medium);
}

/* Question List - List View */
.question-card--list .card-link {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}

.question-card--list .card-content {
    flex: 1;
    min-width: 0;
}

.question-card--list .card-excerpt {
    display: block !important;
    overflow: hidden !important;
    max-height: 4.5em !important;
    margin: var(--space-2) 0 !important;
    color: var(--color-text-secondary) !important;
    font-size: var(--font-size-base) !important;
    line-height: 1.5 !important;
}

.question-card--list .card-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0 0 var(--space-2);
}

.tag-excellent,
.tag-top {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-2);
    border-radius: 4px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
}

.tag-excellent {
    background: var(--color-accent-light);
    color: var(--color-accent);
}

.tag-top {
    background: #e8f5e9;
    color: #2e7d32;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-top: var(--space-3);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.card-stats {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-8);
    padding: var(--space-4);
}

.pagination__item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 var(--space-3);
    border-radius: 6px;
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.pagination__item:hover {
    background: var(--color-surface-hover);
    color: var(--color-text-primary);
}

.pagination__item--active {
    background: var(--color-accent);
    color: var(--color-on-accent);
    font-weight: var(--font-weight-medium);
}

.pagination__item--active:hover {
    background: var(--color-accent-hover);
}

/* Responsive */
@media (max-width: 768px) {
    .ask-page .content-wrapper {
        grid-template-columns: 1fr;
        grid-template-areas:
            "breadcrumb"
            "main";
    }

    .ask-page .sidebar {
        display: none;
    }

    .filter-bar {
        flex-direction: column;
        gap: var(--space-3);
    }
    
    .filter-left,
    .filter-right {
        width: 100%;
    }
    
    .filter-left {
        justify-content: center;
    }
    
    .filter-dropdown__btn {
        width: 100%;
        justify-content: space-between;
    }
}